Lavandula × intermedia DUTCH MILL 'Barbara Joan'
Common name(s): lavandin
Description: evergreen shrub; a 1950 introduction by Dutch Mill Herb Farm of Forest Grove, OR. Selected for good resistance to cold and long stems suitable for crafting with. Two similar cultivars, 'Jennifera' and 'Elizabetha' were never released and presumably no longer exist. Pungently fragrant, dense purple flower spikes on long stems.
Height: to 4 ft. Spread: to 4 ft.
Stem length: 12-20 in.
Corolla: violet-blue
Calyx: dark purple
Bloom season: mid summer
Best Uses: landscaping, rock gardens, essential oil, bouquets, crafts
Position: full sun and well-draining soil
Winter Hardiness: to 0 F and below
Drought: adapted to 4 months of summer drought